how to change an element in arraylist java code example

Example 1: arraylist replace value java

list.set(1,"new value");

//example ..

List<String> list = new ArrayList<>();
list.add("one");
list.add("two");
list.add("three");
System.out.println(list); // [one,two,three]
list.set(1,"new");
System.out.println(list); //[one,new,three]

Example 2: java replace element in list

list.set(4, "element at index 4 is replaced by this string");